A metal plate, powered only by a cellphone battery, was then held a couple of centimetres above the rabbit's chest.
这是一个仅由一块手机电池供电的金属薄片，安装在兔子胸膛上方几厘米处。
2
Milad al Saidy and his fellow "sappers," as those who work with mines are known, are armed only with simple metal probes and a couple of metal detectors.
Milad al Saidy和他的以挖雷著称的“工兵”伙伴，只装备了简单的金属探针和一对金属探测器。
3
Sure I had a metal plaque in my foot, it was painful and a couple of times I thought I would quit.